fix: also remove pypy2 tests

Author: ziirish

.github/workflows/test.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.5, 3.6, 3.7, 3.8, pypy2, pypy3]
+        python-version: [3.5, 3.6, 3.7, 3.8, pypy3]
     steps:
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v1

tox.ini

@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py{35,36,37,38}, pypy, pypy3, doc
+envlist = py{35,36,37,38}, pypy3, doc
 
 [testenv]
 commands = {posargs:inv test qa}